Calculating device.



E. M. BEALS. CALCULATING DEVICE. APPLICATION FILED 0cr.15.1915

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CALCULATIN G DEVICE.

N 1,286,?97, Specification of Letters Patent. pafljgnfl gd D4543 3 1918 Application filed october 15, 1915, Serial No. 56,053.

To all whom it may concern: of an individual value of approximately Be it known that I, EUGENE M. BEALS, a one quarter the value ofthe 'gure directly citizen of the United States, residing at opposite in the adjacent marginal column. m i th County of Cook and State e figures in the marginal columns denote p r, usually figured in useful Improvements 1n Calculating Dehundredths of a dollar, and the figures in vices, of which the following is a specificathe relatively inner columns denote the fi compensation for one quarter hour.

This invention. relates to improvements T e sheets 4 are marked oil into column to in calculating devices and more particularly the first and second columns which denote, an to apparatus whereby the product of one respectively, the rate per quarter h in figuge lt h d b another may be in cents or hundredths of a dollar, and the stantaneously' ascertained. The device is number of hours to be figured. These coladapted primarily for use in nguring up umns are readable across the page or from s time in making out pay rolls, etc. The left to right. Below the cross columns the invention comprises a frame composed of gures are readable in vertical columns and two channeled parallel sides connected by the numbers denote the compensation in I strips of material whereon certain figures hundredths of a dollar. person working are arranged in a predetermied manner; ours at a salary of 10 per h would so and a sheet of material movably disposed find the remuneration due him at the interi th h l d ti f th fr 1 d section of a horizontal column, or a cross {Wing arranged-thereon columns f figures column, that included the rate 10 with a to be read in connection with the figures of vertical column that included the time 27 th id t i which figure, as shown in Fig. 8, would be 525 More specifically the invention consists in 270 hundredllhs Of a dollar Had the combination and arran ement of parts t e party worked 27 and 1} hours he would to be hereinafter fully described in the foladd t e figure opposite 10 in the inner owing specification, pointed out in the apstrip column, which is 3 and denotes that pended claim and illustrated in the accom- Should b added to the figure 270, Inakpanying drawing which forms a part of said mg a total of $2.73. If t e party received speclficafion d i whi h 0 and it per hour his compensation is figigure 1 is a front elevation of my inured by adding the rate per it given atthe vention. head of the vertical column in which his Fig. 2 is an end elevation "of the same. number of hours appears. In the example 35 Fig. 3 is an enlarged fragmentary detail given he would add To to his total which, at

view of the same. 10 per hour, would make the amount due Like reference characters denote correshim $2.77.

ponding parts in the several views. The sheet 4 is movable so that it may be My invention comprises the frame memplaced in such position that the vertical 4o ers l and 2 of channeled formation and column containing the number of hours to which are connected by the vertical strips be included in the figuring is placed im- 3 which are arranged in pairs, one member mediately neXt the marginal column of the 2) a e channeled members 1 2 between the sevtion it is understood that certain minor 10o erai pairs of strips are sheets e preferably changes and refinements may be resorted to provided with handles 5 by means of which all of which it is intended to anticipate by they may be adjusted individually with ret e following claim. lation to the said strips. The frame memi l hat is claimed is z her 2 is carried by a rotatable pedestal 6. In a calculating device. a pair of parallel niacn strip 3 is divided into marginal members having channels formed in their columns 7 and with relatively interior colopposed races. a plurality of spaced strips nmns 8, the marginal columns bearing figrigidly connecting said members, said strips ures arranged in arithmetical progression having columns of figures extending longiand the interior columns bearing figures tudinally thereof, and a sheet of material Filo having opposite edges engaged by the chanture in the presence of two subscribing Witnels of said members and carrying rows of nesses.

figures alined respectively wlth the figures of said columns, said sheet being slidable EUGENE BEALS' 5 in said channels transversely of the strips. Witnesses: I

In testimony that I claim the foregoing CLARA E. Moon, as my own I have hereto 'aflixed my signa- EDITH F. GARMEAN. 

